Delhi-class destroyer

	INS Mumbai at sea
Class overview
Name	Delhi class
Builders	Mazagon Dock Limited
Operators	Indian Navy
Preceded by	Rajput class
Succeeded by	Kolkata class
Built	1987–2001
In commission	1997–present
Planned	3
Completed	3
Active	3
General characteristics
Type	Guided-missile destroyer
Displacement	6,200 tonnes (full)
Length	163 m (535 ft)
Beam	17 m (56 ft)
Draught	6.5 m (21 ft)
Propulsion	2 × Zorya-Mashproekt M36E propulsion plants with DT-59 gas turbines 82,820 hp (61,760 kW); 2 shafts with cp props;
Speed	32 knots (59 km/h; 37 mph)
Range	4,500 mi (7,200 km) at 18 knots (33 km/h; 21 mph)
Complement	350 (incl 40 officers)
Sensors &; processing systems	MR-755-MAE Fregat E-band air and surface search radar; BEL RAWL (Signaal LW-08) D-band air search radar (INS Delhi, INS Mumbai); Indra (TASL) Lanza-N L-band air surveillance radar (INS Mysore, after refit); Fregat M2EM E-Band (After Mid Life Refit; to replace MR-755-MAE); 3 × MR-212/201 I-band navigation radars; 6 × MR-90 Orekh G-band fire-control FCR (for Shtil-1); MR-184 I/J-band FCR (INS Mysore; for AK-100); BEL Lynx U2 FCR (INS Delhi, INS Mumbai; for OTO Melara 76 mm); 2 × EL/M-2221 FCR (for Barak 1); 2 × MR-123-02 I/J-band FCR (for AK-630); Granit Garpun B FCR; BEL HUMVAD hull-mounted sonar (INS Delhi, INS Mysore); BEL HUMSA hull-mounted sonar (INS Mumbai); Thales Advanced Towed Array Sonar (INS Mumbai);
Electronic warfare; & decoys	BEL Ajanta Mk 2 ESM; BEL Ellora MK2 ESM(After Mid life Refit); Elettronica TQN-2 jammer; 2 PK2 chaff launchers; Kavach (anti-missile system) (After Mid life Refit); Towed decoys;
Armament	8 × BrahMos (slant launchers) ; 32 × Barak 1; 48 × Shtil-1 SAM systems (2 × 24 Missiles each); 1 × OTO Melara 76 mm naval gun (replaced AK-100 naval gun); 2 × AK-630 CIWS; 2 × RBU-6000 rocket launchers; Quintuple 533mm torpedo tubes; 2 rails of depth charges;
Aircraft carried	2 × Sea King Mk 42B helicopters

The Delhi-class destroyers, also known Project 15 are a class guided-missile destroyers of the Indian Navy. Three ships of this class are in active service. The Delhi-class vessels were the largest vessels to be built in India at the time of their commissioning. The ships were built by Mazagon Dock Limited (MDL) at a cost of ₹750 crore (equivalent to ₹32 billion or US$380 million in 2023) each.

Class overview
INS Mumbai at sea
Name	Delhi class
Builders	Mazagon Dock Limited
Operators	Indian Navy
Preceded by	Rajput class
Succeeded by	Kolkata class
Built	1987–2001
In commission	1997–present
Planned	3
Completed	3
Active	3
General characteristics
Type	Guided-missile destroyer
Displacement	6,200 tonnes (full)
Length	163 m (535 ft)
Beam	17 m (56 ft)
Draught	6.5 m (21 ft)
Propulsion	2 × Zorya-Mashproekt M36E propulsion plants with DT-59 gas turbines 82,820 hp (61,760 kW) 2 shafts with cp props
Speed	32 knots (59 km/h; 37 mph)
Range	4,500 mi (7,200 km) at 18 knots (33 km/h; 21 mph)
Complement	350 (incl 40 officers)
Sensors & processing systems	MR-755-MAE Fregat E-band air and surface search radar BEL RAWL (Signaal LW-08) D-band air search radar (INS Delhi, INS Mumbai) Indra (TASL) Lanza-N L-band air surveillance radar (INS Mysore, after refit) Fregat M2EM E-Band (After Mid Life Refit; to replace MR-755-MAE) 3 × MR-212/201 I-band navigation radars 6 × MR-90 Orekh G-band fire-control FCR (for Shtil-1) MR-184 I/J-band FCR (INS Mysore; for AK-100) BEL Lynx U2 FCR (INS Delhi, INS Mumbai; for OTO Melara 76 mm) 2 × EL/M-2221 FCR (for Barak 1) 2 × MR-123-02 I/J-band FCR (for AK-630) Granit Garpun B FCR BEL HUMVAD hull-mounted sonar (INS Delhi, INS Mysore) BEL HUMSA hull-mounted sonar (INS Mumbai) Thales Advanced Towed Array Sonar (INS Mumbai)
Electronic warfare & decoys	BEL Ajanta Mk 2 ESM BEL Ellora MK2 ESM(After Mid life Refit) Elettronica TQN-2 jammer 2 PK2 chaff launchers Kavach (anti-missile system) (After Mid life Refit) Towed decoys
Armament	8 × BrahMos (slant launchers) 32 × Barak 1 48 × Shtil-1 SAM systems (2 × 24 Missiles each) 1 × OTO Melara 76 mm naval gun (replaced AK-100 naval gun) 2 × AK-630 CIWS 2 × RBU-6000 rocket launchers Quintuple 533mm torpedo tubes 2 rails of depth charges
Aircraft carried	2 × Sea King Mk 42B helicopters